Built the models for the bookshelf app

enzosalvador_reading/bookshelf/models.py

 from django.db import models
 
-# Create your models here.
+class Author(models.model):
+    first_name = models.CharField(max_length = 50, default = "")
+    last_name = models.CharField(max_length = 30, default = "")
+    age = models.IntegerField(default = 0)
+    nationality = models.CharField(max_length = 30, default = "")
+    bio = models.TextField(max_length = 700, default = "")
+
+class Books(models.model):
+    title = models.CharField(max_length = 50, default = "")
+    author = models.ForeignKey(Author, on_delete = models.CASCADE)
+    publisher = models.CharField(max_length = 50, default = "")
+    year_published = models.IntegerField(default = 0)
+    ISBN = models.IntegerField(default = 0)
+    blurb = models.TextField(max_length = 200, default = "")